JAVA-1470 Move 10 articles to libraries-4 module

libraries/README.md

@@ -19,6 +19,8 @@ Remember, for advanced libraries like [Jackson](/jackson) and [JUnit](/testing-m
 - [Software Transactional Memory in Java Using Multiverse](https://www.baeldung.com/java-multiverse-stm)
 - [Locality-Sensitive Hashing in Java Using Java-LSH](https://www.baeldung.com/locality-sensitive-hashing)
 - [Introduction to Neuroph](https://www.baeldung.com/neuroph)
+
+#4
 - [Quick Guide to RSS with Rome](https://www.baeldung.com/rome-rss)
 - [Introduction to PCollections](https://www.baeldung.com/java-pcollections)
 - [Introduction to Eclipse Collections](https://www.baeldung.com/eclipse-collections)
@@ -29,6 +31,8 @@ Remember, for advanced libraries like [Jackson](/jackson) and [JUnit](/testing-m
 - [Guide to JDeferred](https://www.baeldung.com/jdeferred)
 - [Introduction to MBassador](https://www.baeldung.com/mbassador)
 - [Using Pairs in Java](https://www.baeldung.com/java-pairs)
+
+#5
 - [Introduction to Caffeine](https://www.baeldung.com/java-caching-caffeine)
 - [Introduction to StreamEx](https://www.baeldung.com/streamex)
 - [A Docker Guide for Java](https://www.baeldung.com/docker-java-api)
@@ -39,10 +43,13 @@ Remember, for advanced libraries like [Jackson](/jackson) and [JUnit](/testing-m
 - [Introduction to Atlassian Fugue](https://www.baeldung.com/java-fugue)
 - [Publish and Receive Messages with Nats Java Client](https://www.baeldung.com/nats-java-client)
 - [Java Concurrency Utility with JCTools](https://www.baeldung.com/java-concurrency-jc-tools)
+
+#6
 - [Introduction to JavaPoet](https://www.baeldung.com/java-poet)
 - [Guide to Resilience4j](https://www.baeldung.com/resilience4j)
-- [Exactly Once Processing in Kafka](https://www.baeldung.com/kafka-exactly-once)
 - [Implementing a FTP-Client in Java](https://www.baeldung.com/java-ftp-client)
 - [Introduction to Functional Java](https://www.baeldung.com/java-functional-library)
 - [A Guide to the Reflections Library](https://www.baeldung.com/reflections-library)
+
+- [Exactly Once Processing in Kafka](https://www.baeldung.com/kafka-exactly-once)
 - More articles [[next -->]](/libraries-2)